package org.example.common.loadbalancer.config;

import org.example.common.loadbalancer.cloud.GrayCustomLoadBalancerRule;
import org.springframework.cloud.client.ServiceInstance;
import org.springframework.cloud.loadbalancer.core.ReactorLoadBalancer;
import org.springframework.cloud.loadbalancer.core.ServiceInstanceListSupplier;
import org.springframework.cloud.loadbalancer.support.LoadBalancerClientFactory;
import org.springframework.context.annotation.Bean;
import org.springframework.core.env.Environment;


public class CustomLoadBalancerConfig {

    /**
     * 网关灰度配置
     */
    @Bean
    public ReactorLoadBalancer<ServiceInstance> grayCustomLoadBalancerRule(Environment environment,
                                                                        LoadBalancerClientFactory loadBalancerClientFactory) {
        String name = environment.getProperty(LoadBalancerClientFactory.PROPERTY_NAME);
        return new GrayCustomLoadBalancerRule(name,loadBalancerClientFactory.getLazyProvider(name, ServiceInstanceListSupplier.class));
    }
}
